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  • 乙基黄原酸钾

    potassium ethylxanthate

化合物简介

Potassium ethyl xanthate is an organosulfur compound with the chemical formula CH3CH2OCS2K. It is a pale yellow powder that is used in the mining industry for the separation of ores. Unlike the related sodium ethyl xanthate, the potassium salt exists as an anhydrous salt.

基本信息

CAS:140-89-6
中文别名:农药乳化剂600;O-乙基二硫代碳酸钾;乙基钾黄药;黄酸钾;
英文别名:Potassium O-ethyl carbonodithioate;Ethylxanthic Acid Potassium Salt;potassium O-ethyl dithiocarbonate;Potassium ethylxanthate;Potassium O-Ethyl Dithiocarbonate;O-ethyl potassium carbonodithioate;DITHIOCARBONIC ACID O-ETHYL ESTER,POTASSIUM SALT DIMER;Potassium Xanthogenate;potassium O-ethyl carbonodithioate;potassium,ethoxymethanedithioate;Potassium ethyl xanthogenate;PotassiuM Ethylxanthate;
分子式:C3H5KOS2
分子量:160.299
精确质量:159.942
Psa:66.62
Logp:1.5053

编号系统

RTECS号:205-439-3
MDL号:MFCD00004931
BRN号:3596974
EINECS号:205-439-3
PubChem号:24881784

物化性质

外观与性状:乙基黄原酸钾(140-89-6)为白色至淡黄色结晶或结晶性粉末。易溶于水,溶于乙醇,溶点210℃(分解)。
密度:1,558 g/cm3
沸点:120.5ºC at 760 mmHg
熔点:209-214 °C
闪点:96°C
稳定性:Stable. Incompatible with strong acids, strong bases, strong oxidizing agents.
蒸汽压:18.2mmHg at 25°C

安全信息

RTECS号:FG1575000
安全说明:S37/39-S26-S37
危险类别码:R22; R36/37/38
危险品运输编码:3342
海关编码:2930909090
危险类别:4.2
包装等级:II
危险品标志:Xn

生产方法及用途

用途
在金属选矿中充当捕收剂

合成路线

上游原料

下游产品

图谱

Predict 1H proton NMR


13C NMR : Predict


1H NMR : Predict


1H NMR : 400 MHz in DMSO-d6


IR : nujol mull


IR : KBr disc


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